str1 = 'abcdefg'
list1 = [10, 20, 30, 40, 50]
t1 = (10, 20, 30, 40, 50)
s1 = {10, 20, 30, 40, 50}
dict1 = {'name': 'Tom', 'age': 20}

print(len(str1)) # 7
print(len(list1)) # 5
print(len(t1)) # 5
print(len(s1)) # 5
print(len(dict1)) # 2